2021 MERCEDES-BENZ E-CLASS ESTATE check engine

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
5
Engine oil level Reduce oil
level *D
isplay message onlyfor cer tain engines:
The engine oil le vel is too high.
* N
NO OTE TE Engine damage caused bydriving with excess engine oil #
Avoid long journe yswith excess engine oil. #
Consult a quali/ed specialist workshop immediately and ha vethe engine oil le velre duced.
5 Engine oil level Stop vehi-
cle Switch engine off *D
isplay message onlyfor cer tain engines:
The engine oil le vel is too lo w.
* N
N O OTE
TE Engine damage caused bydriving with insu1cient engine oil #
Avoid long journe yswith insu1cient engine oil. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Switch o. theve hicle. #
Add 1 l of engine oil (/ page 379). #
Check the engine oil le vel.
No tes on engine oil (/ page 438).516
516
Displ
aymessages and warning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions #
Notethe messages on the instrument displa y.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the low
he lower end of t
er end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Consult a quali/ed specialist workshop.
If t
If t he coolant t
he coolant t em
emper
per atur
atur e displa
e displa y is at t
y is at the upper end of t
he upper end of t he t
he tem
emper
per atur
atur e scale:
e scale: #
Exit theve hicle and keep a safe distance from it until the engine has cooled down. #
Check the coolant le vel (/ page 380). #
Make sure that the air supply tothera diator is not obstructed. #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. In doing so, ensu rethat the
coolant temp erature display remains below 120°C.
ÿ
Coolant warning lamp (yel-
low) *T
he yellow coolant warning lamp is lit while the engine is running.
Po ssible causes:
R The temp erature sensor is malfunctioning
R The charge air, transmission oil or battery cooling is faulty
R The radiator shutters are bloc ked or defective #
Avoiding high loads on the engine, drive tothe nearest quali/ed specialist workshop. 524
524
Displ
aymessages and warning/indicator lamps

W
W
ar
ar ning/indicat
ning/indicat or lampP
or lam pP ossible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
;
Engine diagnosis warning
lamp *T
he yellow engine diagnostics warning lamp is lit while the engine is running.
A malfunction has occur red in the engine, theex haust system or the fuel system.
The emissions limit value may ha vebeen exceeded and the engine may be running in eme rgency operation mode. #
Have theve hicle checked as soon as possible at a quali/ed specialist workshop.
V
V ehicles wit
ehicles wit h a diesel engine:
h a diesel engine: the fuel tank may ha vebeen run dr y. #
Start the engine thre eto four times aTer refuelling.
If th eye llow engine diagnosis warning lamp goes out, emer gency ope ration mode is cancelled. The vehicle need not
be checked.
# Electrical fault warning lamp *T
hered electrical fault warning lamp is lit.
There is a fault in the electrics. #
Notethe messages on the instrument displa y.
8
Fu elreser vewarning lamp
lights up *T
he yellow fuel reser vewarning lamp lights up while the engine is running.
The fuel supply has dropped into there ser verange. #
Refuel. Display messages and
warning/indicator lamps
525
525

Engaging park position automaticall
y...... 201
Fu nction................................................ 199
Selecting park position........................... 201
Displa
Displa y (car
y (care)
e)............................................... 387
Displa
Displa y (MBUX multimedia syst
y (MBUX multimedia syst em)
em)
Home sc reen......................................... 328
Operating.............................................. 329
Displa
Displa y (on-boar
y (on-boar d com
d comput
puter)
er)
Displa yson the inst rument displa y......... 301
Displa
Displa y in t
y in the windscr
he windscr een
een
see Head-up display
Displa
Displa y message
y message
Calling up (on-board computer).............. 449
No tes..................................................... 449
Displa
Displa y messag y messag es
es
ç - - - km/h.................................... .486
È - - - km/h..................................... 485
h - - - km/h..................................... 485
# 12 V battery See Owner's Man-
ual......................................................... 504
Û 48 V battery See Owner's Man-
ual......................................................... 506 ò
Acoustic presence indicator
inoperative............................................ .463
: Active Light System inoperative..... 457
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 514
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 513
¯ AdBlue system fault Engine
start not possible................................... 514
¯ AdBlue system fault See Own-
er's Manual............................................ 513
5 Add 1 litre engine oil when next
re fuelling ............................................... 515
é ATTENTION ASSIST inoperati ve..... 484
é ATTENTION ASSIS T:Take a
break!.................................................... 484
: Automatic driving lights inoper-
ative...................................................... 457 Û
Battery overheated Stop, every-
body out! Outdoors if possible ................ 465
Á Change key batteries .................... 454
è Charger cable connected .............. 463
J Check brake 0uid le vel.................. 483
5 Check eng. oil le v.when next
re fuelling ............................................... 515
ï Check trailer hitch lo ck(white
display message) .................................... 469
h Check tyre(s) ................................ 508
! Clean the fuel /lter....................... 476
É Compressor is cooling .................. 497
ÿ Coolant Stop vehicle Switch
engine o............................................... 475
! currently una vailable See Own-
er's Manual............................................4 99
÷ currently una vailable See Own-
er's Manual............................................5 00
5 Engine oil le vel cannot be meas-
ured....................................................... 517 542 542
Index

Ac
tive Blind Spot Assist not available
when towing a trailer See Owner's
Manual................................................. .492
Ac tive bonnet malfunction See Own-
er's Manual............................................ 471
Ac tive Brake Assist Functions cur-
re ntly limi ted See Owner's Manual .........502
Ac tive Brake Assist Functions limi ted
See Owner's Manual.............................. 503
Ac tive Distance Assist available again ..... 487
Ac tive Distance Assist cur rently
una vailable See Owner's Manual ............ 486
Ac tive Distance Assist inoperative.......... 487
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual ............ 492
Ac tive Lane Keeping Assist inoperative... 493
Ac tive Steering Assist cur rently
una vailable due tomultiple emer-
ge ncy stops........................................... 489 Ac
tive Steering Assist cur rently
una vailable See Owner's Manual ............ 488
Ac tive Steering Assist inoperative...........4 89
Ac tive Stop-and-Go Assist cur rently
una vailable see Owner's Manual .............490
Ac tive Stop-and-Go Assist inoperative
See Owner's Manual.............................. 490
Ad aptive Highbeam Assist cur rently
una vailable See Owner's Manual ............ 458
Ad aptive Highbeam Assist inoperative ....4 58
Ad aptive Highbeam Assist Plus cur-
re ntly una vailable See Owner's Manual ... 459
Ad aptive Highbeam Assist Plus inop-
erative.................................................. .459
Apply brake todeselect Park (P) posi-
tion....................................................... .477
Apply brake toselect D or R ...................477
Apply brake toselect R .......................... 477
Au xiliary battery malfunction (red dis-
play message) ....................................... .479 Au
xiliary battery malfunction (white
displ aymessage) .................................... 479
Beginning emer gency stop..................... 489
Blind Spot Assist cur rently una vailable
See Owner's Manual.............................. 491
Blind Spot Assist inoperative.................. 491
Blind Spot Assist not available when
to wing a trailer See Owner's Manual ...... 491
Cann otstart engine See Owner's
Manual.......................................... 474, 507
Charging fault Please change charging
me thod See Owner's Manual .................464
Charging me thod cur rently una vaila-
ble Please try again or change charg-
ing me thod............................................ 464
Check brake pads See Owner's Man-
ual........................................................ .483
Check tyre pressures then restart Run
Flat Indicator......................................... 511
Cruise control and Limiter inoperative.... 485 Index
545 545

Cruise control inoperative...................... 485
Cruise control o....................................4 85
Device de tected at diagnostics con-
nection See Owner's Manual................. .504
Fr ont-passenger airbag disabled See
Owner's Manual .................................... .452
Fr ont-passenger airbag enabled See
Owner's Manual .................................... .453
Hazard warning lamps malfunctioning .... 459
Head-up display cur rently una vailable
See Owner's Manual.............................. 470
Head-up display inoperative ...................471
Limiter inoperative................................. 485
Limiter passive....................................... 485
Mo tor can be star ted again .................... 507
N permanently active Risk of vehicle
ro lling....................................................4 78
Not in cur rent drive prog ram.................. 498
Not possible tounlock charging cable
See Owner's Manual.............................. 463 Only elect
ric drive available Power
limited................................................... 464
Only select Park (P) when vehicle is
stationary.............................................. 476
Pa rking Assist and PARKTRONIC inop-
erative See Owner's Manual................... 498
Place theke y in the mar ked space
See Owner's Manual.............................. 456
PRE-SAFE impulse side inoperative
See Owner's Manual.............................. 454
PRE-SAFE inoperative See Owner's
Manual.................................................. 454
Re duce speed........................................ 510
Re duced drive system per form ance
See Owner's Manual.............................. 464
Re versing not poss. Consult workshop ... 478
Risk of vehicle rolling Driver door
open and transmission not in P .............. 477
Ru n Flat Indica tor inoperative................. 511
Speed limit (winter tyres) XXX km/h .......487 St
op vehicle Lea veengine running
Wa itTransmission cooling ......................479
To shiT out of P or N,depress brake
and start engine.................................... .477
To switch o. the engine, press the
St art/ Stop button for at least 3 sec-
onds or 3 times...................................... 474
Tr a1c Sign Assist cur rently una vaila-
ble See Owner's Manual........................ 490
Tr a1c Sign Assist inoperative................. 490
Tr ansmission Malfunction Stop............... 478
Ty re press. monitor cur rently una vaila-
ble......................................................... 507
Ty re press. monitor inoperative .............. 507
Ty re press. monitor inoperative No
wheel sensors ........................................ 508
Ty re pressure Check tyres ...................... 511
Ty re(s) ove rheated .................................. 510
Ve hicle not cur rently being charged
Charging station fault............................. 463 546 546
Index

Emerg
Emerg
encykey
ency key
Inserting/ removing.................................. 81
Locking/unlocking the door s................... 86
Unlocking theta ilgate.............................. 92
Emerg
Emerg ency oper
ency oper ation mode
ation mode
St arting theve hicle............................... .178
Emerg Emerg ency encyshut
shuto.
o.
see Hybrid system
Emerg
Emerg ency spar
ency spar e wheel
e wheel
No tes..................................................... 426
Ener
Ener gy
gy0ow
0ow display
display
Displayin g.............................................. 341
Fu nction/no tes...................................... 342
Engine
Engine
Engine number....................................... 431
Starting (emer gency ope ration mode ).... 178
St arting (Remo teOnline)........................ 179
Engine data
Engine data
Displaying............................................. .198
Engine electr
Engine electr onics onics
No tes..................................................... 428
Engine number
Engine number............................................. 431 Engine oil
Engine oil
Additives................................................ 438
Capacity........................................ 439, 440
Checking the oil le vel using the oil
dipstick.................................................. 377
Checking the oil le vel using the on-
board computer.....................................3 78
MB-F reigabe or MB-Appr oval.......... 439, 440
Quality.......................................... .439, 440
To pping up............................................ .379
ERA
ERA -GL
-GLON
ONASS tASS t es
est modet mode
St arting/ending.................................... .365
Err
Err or message
or message
see Display message
ESC (Electr
ESC (Electr onicSt
onic Stability Contr
ability Contr ol)
ol)
see ESP ®
(Elect ronic Stability Prog ram)
ESP
ESP ®
®
Crosswind Assis t.................................... 233
Tr ailer stabilisatio n................................. 233
ESP
ESP ®
®
(Electr
(Electronic St
onic Stability Pr
ability Pr ogr
ogram)
am)
Ac tivating/deactivating.......................... 234
Fu nction/no tes...................................... 232
EU type approv
EU type appr oval number
al number ............................. 431 Ext
Ext
er
erior lighting
ior lighting
Car e...................................................... 385
Ext
Ext er
erior lighting
ior lighting
see Lights F
F
F
F atigue det
atigue det ection
ection
see ATTENTION ASSIST
F F ir ir e e
e e xtinguisher
xtinguisher.......................................... 390
F
F irs
irst-aid kit t-aid kit (soT
(soTsided)
sided)................................. 390
Flacon
Flacon Inserting/removing................................ 164
Flat to
Flat towing
wing
see Tow- bar system
Flat tyre
Flat tyre MOExtended tyres................................. 391
Notes..................................................... 391
TIREFIT kit.............................................. 393
Wheel chang e........................................ 421
Floor mats
Floor mats................................................... 141
F F og light (enhanced)
og light (enhanced) .................................... .146
F
F oil cov
oil cov er
ering
ing
Ra dar and ultrasonic sensor s................. 229 Index
549
549